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TCP SYN-RST Attack:
Drops the packets with SYN and RST bits set.
ICMP Fragment:
Drops the fragmented ICMP packets.
TCP- SYN:
Drops SYN packets with sport less than 1024.
TCP Fragment:
Drops the TCP fragment packets with offset equals to one.
Ping Max Size:
Specify the maximum size of the ICMPv4/ICMPv6 ping packets. The valid range is from 0
to 65535 bytes, and the default value is 512 bytes.
TCP Min Hdr Size:
Checks the minimum TCP header and drops the TCP packets with the header smaller
than the minimum size. The length range is from 0 to 31 bytes, and default length is 20 bytes.
IPv6 Min Fragment:
Checks the minimum size of IPv6 fragments, and drops the packets smaller than the
minimum size. The valid range is from 0 to 65535 bytes, and default value is 1240 bytes.
Smurf Attack:
Avoids smurf attack. The length range of the netmask is from 0 to 32 bytes, and default
length is 0 bytes.
To apply the settings:
1.
Click the
Port Setting
tab.
2.
Click the ports to apply your DoS settings to, then click
Apply
.